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Introduction to Algebra

Mohan has ‘3a...

Question

Mohan has ‘ $3 a$ ’ red marbles and ‘ $2 b$ ’ yellow marbles. Total marbles with him are:

A

$6 a b$

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B

$3 a + 2 b$

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C

$5 a b$

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D

$5 (a + b)$

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Solution

The correct option is B
$3 a + 2 b$

Find the total marbles:
The number of red marbles $= 3 a$ .
The number of yellow marbles $= 2 b$ .
Therefore, the total marbles $= 3 a + 2 b$ .
Hence, option B is correct.

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